$169.99
Availability: In Stock
The Sig Sauer Romeo-RS Pro is a 1x31mm red dot sight purpose-built for modern optics-ready pistols. If you've been waiting for a serious pistol red dot that doesn't cost as much as a quality used gun, this is it. Sig engineered the Romeo-RS Pro around a steel chassis reinforced with strategic metal inserts, then wrapped it in impact-resistant polymer to keep weight down and durability up. The result is a genuinely rugged sight that stands up to the recoil of defensive and sport shooting without the premium price tag of optics costing twice as much.
The optical performance here matters. You get a molded glass aspheric lens for a clean, distortion-free sight picture, backed by an efficient point-source LED emitter with eight brightness levels to handle everything from low-light indoor ranges to bright outdoor shooting. The 3 MOA red dot is fine enough for precision work and quick enough for rapid target acquisition. Motion Activated Illumination (MOTAC) powers the sight up when it detects movement and shuts it down when sitting idle—a feature that stretches that 20,000-hour battery runtime even further. Battery changes are painless thanks to the side-load CR1632 tray, which you can access and swap without removing the sight from your pistol or losing your zero.
The Romeo-RS Pro is designed for the PRO footprint found on newer Sig optics-ready slides, particularly the P320, P226, and P229 families. Sig's reinforced footprint design locks the sight down tight via steel recoil pins, eliminating lateral shift. Every unit is designed, tested, and assembled in Tualatin, Oregon, and comes backed by Sig Sauer's Infinite Guarantee. Whether you're shooting competition, home defense, or just running drills at the range, the Romeo-RS Pro delivers serious optic performance on a shooter's budget.
| Magnification | 1x |
| Objective Lens | 31 mm |
| Reticle | 3 MOA red dot |
| Height | 1.21 inches (30.7 mm) |
| Overall Length | 1.83 inches (46.5 mm) |
| Overall Width | 1.42 inches (36.0 mm) |
| Weight | 0.94 ounces with battery (26.6 g) |
| Battery | 1x CR1632 |
| Brightness Settings | 8 |
| Runtime | 20,000 hours at medium brightness (dot only) |
| Windage Adjustment | 70 MOA total travel |
| Elevation Adjustment | 70 MOA total travel |
| Footprint | PRO (Sig Sauer optics-ready PRO cut) |
| Emitter Type | Open |
The Romeo-RS Pro is designed for Sig Sauer optics-ready pistols with the PRO footprint cut, including the P320, P226, and P229 families. It is not compatible with pistols using the original ROMEO1 cut. For optics-ready P365 models, you'll want to look at the ROMEO-RS Compact instead.
The Romeo-RS Pro delivers a minimum of 20,000 hours of continuous runtime at medium brightness with the dot illuminated only. With Motion Activated Illumination enabled, the actual battery life in real-world shooting will extend significantly since the sight powers down when not in use.
Yes. The Romeo-RS Pro features a side-load battery tray that allows you to swap out the CR1632 battery quickly and easily without unmounting the sight from your slide, and without losing your zero.
The 3 MOA dot is a versatile reticle size—small enough for precise aiming at distance and fast enough for rapid target acquisition in defensive or competition scenarios. At 25 yards, the dot will cover roughly 0.75 inches of your target, allowing you to aim precisely while still acquiring the target quickly.
SKU: 152747743
Availability: In Stock
The Sig Sauer Romeo-RS Pro is a 1x31mm red dot sight purpose-built for modern optics-ready pistols. If you've been waiting for a serious pistol red dot that doesn't cost as much as a quality used gun, this is it. Sig engineered the Romeo-RS Pro around a steel chassis reinforced with strategic metal inserts, then wrapped it in impact-resistant polymer to keep weight down and durability up. The result is a genuinely rugged sight that stands up to the recoil of defensive and sport shooting without the premium price tag of optics costing twice as much.
The optical performance here matters. You get a molded glass aspheric lens for a clean, distortion-free sight picture, backed by an efficient point-source LED emitter with eight brightness levels to handle everything from low-light indoor ranges to bright outdoor shooting. The 3 MOA red dot is fine enough for precision work and quick enough for rapid target acquisition. Motion Activated Illumination (MOTAC) powers the sight up when it detects movement and shuts it down when sitting idle—a feature that stretches that 20,000-hour battery runtime even further. Battery changes are painless thanks to the side-load CR1632 tray, which you can access and swap without removing the sight from your pistol or losing your zero.
The Romeo-RS Pro is designed for the PRO footprint found on newer Sig optics-ready slides, particularly the P320, P226, and P229 families. Sig's reinforced footprint design locks the sight down tight via steel recoil pins, eliminating lateral shift. Every unit is designed, tested, and assembled in Tualatin, Oregon, and comes backed by Sig Sauer's Infinite Guarantee. Whether you're shooting competition, home defense, or just running drills at the range, the Romeo-RS Pro delivers serious optic performance on a shooter's budget.
| Magnification | 1x |
| Objective Lens | 31 mm |
| Reticle | 3 MOA red dot |
| Height | 1.21 inches (30.7 mm) |
| Overall Length | 1.83 inches (46.5 mm) |
| Overall Width | 1.42 inches (36.0 mm) |
| Weight | 0.94 ounces with battery (26.6 g) |
| Battery | 1x CR1632 |
| Brightness Settings | 8 |
| Runtime | 20,000 hours at medium brightness (dot only) |
| Windage Adjustment | 70 MOA total travel |
| Elevation Adjustment | 70 MOA total travel |
| Footprint | PRO (Sig Sauer optics-ready PRO cut) |
| Emitter Type | Open |
The Romeo-RS Pro is designed for Sig Sauer optics-ready pistols with the PRO footprint cut, including the P320, P226, and P229 families. It is not compatible with pistols using the original ROMEO1 cut. For optics-ready P365 models, you'll want to look at the ROMEO-RS Compact instead.
The Romeo-RS Pro delivers a minimum of 20,000 hours of continuous runtime at medium brightness with the dot illuminated only. With Motion Activated Illumination enabled, the actual battery life in real-world shooting will extend significantly since the sight powers down when not in use.
Yes. The Romeo-RS Pro features a side-load battery tray that allows you to swap out the CR1632 battery quickly and easily without unmounting the sight from your slide, and without losing your zero.
The 3 MOA dot is a versatile reticle size—small enough for precise aiming at distance and fast enough for rapid target acquisition in defensive or competition scenarios. At 25 yards, the dot will cover roughly 0.75 inches of your target, allowing you to aim precisely while still acquiring the target quickly.
SKU: 152747743